What Are Some of the Adverse Effects of MiraLAX?


Quick Answer

Some adverse effects of MiraLAX are bloating, gas, upset stomach, dizziness or increased sweating, according to RXList. More serious adverse effects include severe diarrhea, rectal bleeding, blood in the stool or increasingly severe stomach pain or bloating. The user should stop taking MiraLAX and seek medical attention if he experiences any of these more serious adverse effects. Signs of an allergic reaction are difficulty breathing, hives, or swelling of the face, mouth or throat. Allergic reactions are a medical emergency.

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Full Answer

Some people who should not use MiraLAX are those with allergies to polyethylene glycol, and anyone with a bowel obstruction or intestinal blockage, warns RxList. These individuals may experience dangerous or life-threatening reactions. People suffering from ulcerative colitis, irritable bowel syndrome, kidney disease, nausea or vomiting with severe stomach pain. Those with eating disorders should discuss the use of MiraLAX with their doctors prior to starting it.

MiraLAX stimulates a bowel movement by increasing the amount of water in the intestinal tract, explains MiraLAX. It typically produces a bowel movement within one to three days for those suffering from constipation or irregular bowel movements. Users should not take it more than once a day, and if the symptoms persist even after taking MiraLAX for seven days, the patient should call his doctor.

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